66935376 ÷ 570 
The aim is to understand the frequency of 570 in 66935376.

On to step 1:
When dividing 6 by 570, we get 0 with a remainder of 6.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 6 leaves us with 6.
Grab the next digit (6) from the dividend, add it to 6, then carry on: 66 / 570

Moving on to step 2:
570 can be fit into 66 0 times, resulting in a remainder of 66.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 66 to get 66.
Grab the next digit (9) from the dividend, add it to 66, then carry on: 669 / 570

Going ahead to step 3:
The number 570 fits into 669 1 times, leaving a remainder of 99.
The next digit of our result is 1. 
Result so far: 1.0
If we take 570 away from 669, we end up with 99.
Fetch the next digit (3) from the dividend, attach it to 99 and continue: 993 / 570

On to step 4:
570 goes into 993 1 times with a remainder of 423.
The number 1 becomes the next digit in our result. 
Result so far: 11.0
Subtracting 570 from 993 leaves us with 423.
Grab the next digit (5) from the dividend, add it to 423, then carry on: 4235 / 570

Step 5:
570 goes into 4235 7 times with a remainder of 245.
The next digit of our result is 7. 
Result so far: 117.0
Deduct 3990 from 4235 and we're left with 245.
Fetch the next digit (3) from the dividend, attach it to 245 and continue: 2453 / 570

Moving on to step 6:
570 can be fit into 2453 4 times, resulting in a remainder of 173.
The next digit of our result is 4. 
Result so far: 1174.0
Subtracting 2280 from 2453 leaves us with 173.
Include the next digit (7) from the dividend after 173, then repeat: 1737 / 570

Step 7:
If we divide 1737 by 570, we get 3 and a remainder of 27.
The next digit of our result is 3. 
Result so far: 11743.0
The remainder is 27 after subtracting 1710 from 1737.
Bring next digit (6) of the dividend behind the 27 and repeat the process: 276 / 570

Step 8:
When dividing 276 by 570, we get 0 with a remainder of 276.
Use 0 as the next digit of our solution. 
Result so far: 117430.0
Subtract 0 from 276 to get 276.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2760, and continue the process.

On to step 9:
2760 divided by 570 is 4 with a remainder of 480.
Put 4 as the next digit of the answer. 
Result so far: 117430.4
The remainder is 480 after subtracting 2280 from 2760.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4800, and continue the process.

On to step 10:
The number 570 fits into 4800 8 times, leaving a remainder of 240.
Use 8 as the next digit of our solution. 
Result so far: 117430.48
If we take 4560 away from 4800, we end up with 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

Let's proceed to step 11:
570 goes into 2400 4 times with a remainder of 120.
Write down 4 as next digit of the result. 
Result so far: 117430.484
Subtracting 2280 from 2400 leaves us with 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Step 12:
The number 570 fits into 1200 2 times, leaving a remainder of 60.
Put 2 as the next digit of the answer. 
Result so far: 117430.4842
The remainder is 60 after subtracting 1140 from 1200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Step 13:
When dividing 600 by 570, we get 1 with a remainder of 30.
The next digit of our result is 1. 
Result so far: 117430.48421
Deduct 570 from 600 and we're left with 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

On to step 14:
If we divide 300 by 570, we get 0 and a remainder of 300.
Put 0 as the next digit of the answer. 
Result so far: 117430.48421
Subtracting 0 from 300 leaves us with 300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3000, and continue the process.

Let's proceed to step 15:
570 can be fit into 3000 5 times, resulting in a remainder of 150.
The number 5 becomes the next digit in our result. 
Result so far: 117430.4842105
Deduct 2850 from 3000 and we're left with 150.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

Advancing to step 16:
570 goes into 1500 2 times with a remainder of 360.
The next digit of our result is 2. 
Result so far: 117430.48421052
The remainder is 360 after subtracting 1140 from 1500.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3600, and continue the process.

In conclusion, the division gives 117430.48421052 with a balance of 3.6e-07.